Technology

A generator that makes electricity from wave power is being prepared for installation some two and a half miles off the Oregon coast. Jason Busch, executive director of the Oregon Wave Energy Trust, discusses the project and why some Oregon residents are looking to the sea as a source of renewable energy.

The new Amazon Kindles are faster, less expensive and are aimed squarely at the youngest members of a family. The least expensive model will sell for $69. The Kindle Fire comes with parental controls For instance, you can set a time limit on games or movies but let your kids read as much as they want.

Amazon has introduced its new e-reader, the Paperwhite. The company says it will sell for $119, and has a self-lighting screen and an eight week battery life. The Amazon e-reader is expected to compete with the Nook from Barnes & Noble. Amazon also unveiled two high-definition versions of the Kindle Fire.

ProPublica investigative reporter Peter Maass says cellphone companies monitor where we are, who we call, what we buy — and often provide it to law enforcement when requested. "They are collecting a heck of a lot more information than we expect them to be collecting about us," he tells Fresh Air.

It's a mobile gadget lover's dream week. Nokia, Microsoft and Google's Motorola introduce new smartphones. Amazon will show off a new Kindle. And all these companies are positioning themselves in advance of Apple's new iPhone 5, which comes out next week.

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